/* =========================================================================
   Cloud Billing Services — site stylesheet
   ========================================================================= */

/* ---------- Layout primitives ---------- */

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 3vw, 2.5rem);
}

.container-default {
  max-width: var(--content-default);
}
.container-narrow {
  max-width: var(--content-narrow);
}

.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}

.section-tight {
  padding-block: clamp(var(--space-10), 5vw, var(--space-16));
}

.stack-1 > * + * {
  margin-top: var(--space-1);
}
.stack-2 > * + * {
  margin-top: var(--space-2);
}
.stack-3 > * + * {
  margin-top: var(--space-3);
}
.stack-4 > * + * {
  margin-top: var(--space-4);
}
.stack-6 > * + * {
  margin-top: var(--space-6);
}
.stack-8 > * + * {
  margin-top: var(--space-8);
}
.stack-10 > * + * {
  margin-top: var(--space-10);
}
.stack-12 > * + * {
  margin-top: var(--space-12);
}
.stack-16 > * + * {
  margin-top: var(--space-16);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
}

.eyebrow-amber {
  color: var(--color-amber);
}

.muted {
  color: var(--color-text-muted);
}

.num {
  font-variant-numeric: tabular-nums;
  font-feature-settings: 'tnum' 1;
}

.mono {
  font-family: var(--font-mono);
}

/* ---------- Typography helpers ---------- */

.display {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: -0.02em;
}

.display-hero {
  font-size: var(--text-hero);
}
.display-xl {
  font-size: var(--text-3xl);
}
.display-lg {
  font-size: var(--text-2xl);
}

.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 56ch;
  line-height: 1.5;
}

.italic {
  font-style: italic;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.7em 1.2em;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: -0.005em;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  line-height: 1;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

[data-theme='dark'] .btn-primary {
  color: var(--color-text-inverse);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-secondary:hover {
  background: var(--color-surface-offset);
  border-color: var(--color-text-muted);
}

.btn-amber {
  background: var(--color-amber);
  color: #fff;
  border-color: var(--color-amber);
}
.btn-amber:hover {
  filter: brightness(0.94);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: transparent;
  padding-inline: 0.4em;
}
.btn-ghost:hover {
  color: var(--color-amber);
}

.btn-sm {
  font-size: var(--text-xs);
  padding: 0.55em 0.95em;
}

/* Arrow animation on link hover */
.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  color: var(--color-text);
  font-weight: 500;
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 2px;
}
.arrow-link:hover {
  color: var(--color-amber);
  border-color: var(--color-amber);
}
.arrow-link .arrow {
  transition: transform var(--transition-interactive);
}
.arrow-link:hover .arrow {
  transform: translateX(3px);
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 85%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 200ms ease, background 200ms ease;
}

.site-header.scrolled {
  border-bottom-color: var(--color-divider);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  padding: var(--space-4) clamp(1.25rem, 3vw, 2.5rem);
  max-width: var(--content-wide);
  margin-inline: auto;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.site-logo svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}
.site-logo .logo-mono {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-left: 0.4rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-links {
  display: flex;
  gap: var(--space-6);
  list-style: none;
}

.nav-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}
.nav-links a:hover,
.nav-links a[aria-current='page'] {
  color: var(--color-text);
}

.site-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid transparent;
}
.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

/* Mobile nav */
.mobile-menu-btn {
  display: none;
  width: 38px;
  height: 38px;
  color: var(--color-text);
  align-items: center;
  justify-content: center;
}

.mobile-nav {
  display: none;
  border-top: 1px solid var(--color-divider);
  padding: var(--space-4) clamp(1.25rem, 3vw, 2.5rem);
  background: var(--color-surface);
}
.mobile-nav a {
  display: block;
  padding: var(--space-3) 0;
  color: var(--color-text);
  font-size: var(--text-base);
  border-bottom: 1px solid var(--color-divider);
}
.mobile-nav a:last-child {
  border-bottom: 0;
}

@media (max-width: 900px) {
  .site-nav,
  .site-actions .btn-desktop {
    display: none;
  }
  .mobile-menu-btn {
    display: inline-flex;
  }
  .site-header[data-open='true'] .mobile-nav {
    display: block;
  }
}

@media (max-width: 640px) {
  .site-actions .btn-primary {
    display: none;
  }
  .site-logo .logo-mono {
    display: none;
  }
  .site-logo span:not(.logo-mono) {
    font-size: var(--text-sm);
    white-space: nowrap;
  }
  .site-logo {
    min-width: 0;
    flex-shrink: 1;
  }
  .site-header-inner {
    gap: var(--space-2);
  }
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  padding-top: clamp(var(--space-16), 8vw, var(--space-24));
  padding-bottom: clamp(var(--space-16), 8vw, var(--space-24));
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(var(--space-8), 4vw, var(--space-16));
  align-items: center;
}
@media (max-width: 980px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }
}

.hero-title {
  font-size: var(--text-hero);
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 0.96;
  max-width: 18ch;
}

.hero-title em {
  font-style: italic;
  color: var(--color-amber);
  font-weight: 400;
}

.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 58ch;
  line-height: 1.5;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

/* ---------- Stat band ---------- */

.stat-band {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0;
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  margin-top: clamp(var(--space-8), 4vw, var(--space-12));
}

.stat {
  padding: var(--space-6) var(--space-6);
  border-right: 1px solid var(--color-divider);
}
.stat:last-child {
  border-right: none;
}

@media (max-width: 720px) {
  .stat {
    border-right: none;
    border-bottom: 1px solid var(--color-divider);
  }
  .stat:last-child {
    border-bottom: none;
  }
}

.stat-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--color-text);
  line-height: 1;
  display: block;
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--font-mono);
  margin-top: var(--space-3);
}

/* ---------- Section headings ---------- */

.section-header {
  max-width: 70ch;
  margin-bottom: clamp(var(--space-8), 4vw, var(--space-12));
}

.section-header h2 {
  font-size: var(--text-2xl);
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  line-height: 1.02;
  max-width: 20ch;
}

.section-header .lede {
  margin-top: var(--space-5);
}

/* ---------- Cards / grids ---------- */

.card {
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: border-color var(--transition-interactive), transform var(--transition-interactive);
}

.card:hover {
  border-color: var(--color-text-muted);
}

.card-interactive {
  cursor: pointer;
}
.card-interactive:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  letter-spacing: -0.015em;
}

.card-body {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-5);
}

.grid-featured {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-6);
}
@media (max-width: 800px) {
  .grid-featured {
    grid-template-columns: 1fr;
  }
}

/* Two-column layout (text + visual) */
.two-col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}

.two-col.top {
  align-items: start;
}

@media (max-width: 860px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

/* ---------- Logo strip ---------- */

.logo-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-6) var(--space-10);
  padding-block: var(--space-4);
  color: var(--color-text-muted);
}
.logo-strip .logo-item {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text-muted);
  opacity: 0.8;
}

/* ---------- Diagram (flow) ---------- */

.flow-diagram {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: var(--space-4);
  align-items: stretch;
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.flow-node {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.flow-node.accent {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}
.flow-node.accent .flow-node-title {
  color: var(--color-text-inverse);
}
[data-theme='dark'] .flow-node.accent {
  color: var(--color-text-inverse);
}

.flow-node-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.7;
}

.flow-node-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  letter-spacing: -0.015em;
}

.flow-node-body {
  font-size: var(--text-xs);
  opacity: 0.85;
  line-height: 1.5;
}

.flow-arrow {
  display: flex;
  align-items: center;
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .flow-diagram {
    grid-template-columns: 1fr;
  }
  .flow-arrow {
    justify-content: center;
    transform: rotate(90deg);
    padding: var(--space-2) 0;
  }
}

/* ---------- Feature list ---------- */

.feature-list {
  list-style: none;
  display: grid;
  gap: var(--space-4);
}
.feature-list li {
  display: grid;
  grid-template-columns: 1.2rem 1fr;
  gap: var(--space-3);
  align-items: start;
  font-size: var(--text-base);
  color: var(--color-text);
}
.feature-list li::before {
  content: '';
  display: block;
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.35em;
  background: var(--color-amber);
  mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M5 10l3.5 3.5L15 7" fill="none" stroke="black" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"/></svg>') center/contain no-repeat;
  -webkit-mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M5 10l3.5 3.5L15 7" fill="none" stroke="black" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"/></svg>') center/contain no-repeat;
}

/* ---------- Before/After comparison ---------- */

.before-after {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.ba-col {
  padding: var(--space-6);
  background: var(--color-surface);
}

.ba-col + .ba-col {
  border-left: 1px solid var(--color-divider);
}
@media (max-width: 720px) {
  .ba-col + .ba-col {
    border-left: 0;
    border-top: 1px solid var(--color-divider);
  }
}

.ba-col.after {
  background: var(--color-surface-offset);
}

.ba-head {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.ba-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-4);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-divider);
  font-size: var(--text-sm);
}
.ba-row:last-child {
  border-bottom: 0;
}
.ba-row strong {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--color-text);
}
.ba-col.after .ba-row strong {
  color: var(--color-amber);
}

/* ---------- Callout / pull quote ---------- */

.callout {
  padding: clamp(var(--space-8), 5vw, var(--space-12));
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

[data-theme='dark'] .callout {
  color: var(--color-text-inverse);
}

.callout::before {
  content: '';
  position: absolute;
  inset: -20% -20% auto auto;
  width: 60%;
  aspect-ratio: 1;
  background: radial-gradient(circle, var(--color-amber) 0%, transparent 65%);
  opacity: 0.15;
  pointer-events: none;
}

.callout-heading,
.callout h2,
.callout h3 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
  max-width: 22ch;
  color: var(--color-text-inverse);
}

.pullquote {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--color-text);
  font-weight: 400;
  font-style: italic;
}

.pullquote-attrib {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  font-style: normal;
  color: var(--color-text-muted);
}

/* ---------- Pricing ---------- */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  align-items: stretch;
}
@media (max-width: 900px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

.price-card {
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.price-card.featured {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}
.price-card.featured .price-card-price,
.price-card.featured h3 {
  color: var(--color-text-inverse);
}
[data-theme='dark'] .price-card.featured {
  color: var(--color-text-inverse);
}

.price-card-tier {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.8;
}

.price-card-price {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1;
}
.price-card-price small {
  font-family: var(--font-body);
  font-size: 0.42em;
  opacity: 0.7;
  margin-left: 0.2em;
  font-weight: 400;
}

.price-card-desc {
  font-size: var(--text-sm);
  opacity: 0.85;
}

.price-card-list {
  list-style: none;
  display: grid;
  gap: var(--space-3);
  font-size: var(--text-sm);
  margin-top: var(--space-2);
}
.price-card-list li {
  display: flex;
  gap: 0.5em;
  align-items: start;
}
.price-card-list li::before {
  content: '→';
  font-family: var(--font-mono);
  color: var(--color-amber);
  font-weight: 700;
}
.price-card.featured .price-card-list li::before {
  color: var(--color-amber-soft);
}

/* ---------- Integration grid ---------- */

.integration-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}

.integration-tile {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  border-right: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  transition: background var(--transition-interactive);
}
.integration-tile:hover {
  background: var(--color-surface-offset);
}

.integration-tile-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.integration-tile-cat {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-amber);
}

/* ---------- Table ---------- */

.compare-table {
  width: 100%;
  font-size: var(--text-sm);
  border-collapse: separate;
  border-spacing: 0;
}

.compare-table th,
.compare-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-divider);
}

.compare-table thead th {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
  background: var(--color-surface-offset);
  white-space: nowrap;
}

.compare-table tbody th {
  font-weight: 500;
  font-family: var(--font-body);
  color: var(--color-text);
  white-space: nowrap;
}

.check {
  color: var(--color-success);
  font-weight: 700;
}
.dash {
  color: var(--color-text-faint);
}

/* ---------- Breadcrumb ---------- */

.breadcrumb {
  display: flex;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-6);
}
.breadcrumb a:hover {
  color: var(--color-amber);
}

/* ---------- Footer CTA band ---------- */

.cta-band {
  margin-top: clamp(var(--space-16), 8vw, var(--space-24));
  padding: clamp(var(--space-12), 6vw, var(--space-20));
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1.4fr auto;
  align-items: center;
}

[data-theme='dark'] .cta-band {
  color: var(--color-text-inverse);
}

@media (max-width: 720px) {
  .cta-band {
    grid-template-columns: 1fr;
  }
}

.cta-band::after {
  content: '';
  position: absolute;
  inset: auto -15% -40% auto;
  width: 50%;
  aspect-ratio: 1;
  background: radial-gradient(circle, var(--color-amber) 0%, transparent 65%);
  opacity: 0.18;
  pointer-events: none;
}

.cta-band h2,
.cta-band h3 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
  max-width: 22ch;
  color: var(--color-text-inverse);
}

.cta-band .btn-amber {
  position: relative;
  z-index: 1;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-10);
  margin-top: var(--space-20);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: var(--space-8);
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 520px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 30ch;
}
.footer-brand p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  font-weight: 500;
}
.footer-col ul {
  list-style: none;
  display: grid;
  gap: var(--space-3);
}
.footer-col a {
  font-size: var(--text-sm);
  color: var(--color-text);
}
.footer-col a:hover {
  color: var(--color-amber);
}

.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

/* ---------- Form ---------- */

.form {
  display: grid;
  gap: var(--space-4);
  max-width: 480px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.field label {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
}

.field input,
.field select,
.field textarea {
  padding: 0.8em 1em;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-amber);
  box-shadow: 0 0 0 3px var(--color-amber-highlight);
}

/* ---------- Calculator ---------- */

.calc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
@media (max-width: 800px) {
  .calc {
    grid-template-columns: 1fr;
  }
}

.calc-inputs {
  display: grid;
  gap: var(--space-4);
}

.calc-output {
  padding: var(--space-6);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-4);
  position: relative;
  overflow: hidden;
}
.calc-output h3,
.calc-output h4 {
  color: var(--color-text-inverse);
}

[data-theme='dark'] .calc-output {
  color: var(--color-text-inverse);
}

.calc-output::before {
  content: '';
  position: absolute;
  inset: auto auto -30% -20%;
  width: 80%;
  aspect-ratio: 1;
  background: radial-gradient(circle, var(--color-amber) 0%, transparent 60%);
  opacity: 0.2;
  pointer-events: none;
}

.calc-output-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.7;
}

.calc-output-value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 1.5rem + 3vw, 3.5rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1;
  position: relative;
  z-index: 1;
}

.calc-output-note {
  font-size: var(--text-xs);
  opacity: 0.75;
  position: relative;
  z-index: 1;
}

/* ---------- Article / Prose ---------- */

.prose {
  max-width: 68ch;
}
.prose h2 {
  font-size: var(--text-xl);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
}
.prose h3 {
  font-size: var(--text-lg);
  font-family: var(--font-body);
  font-weight: 600;
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}
.prose p {
  margin-bottom: var(--space-4);
  line-height: 1.65;
  color: var(--color-text);
  font-size: var(--text-base);
}
.prose ul,
.prose ol {
  margin: var(--space-4) 0 var(--space-6) var(--space-6);
}
.prose li {
  margin-bottom: var(--space-2);
  line-height: 1.6;
}
.prose blockquote {
  border-left: 3px solid var(--color-amber);
  padding: var(--space-2) var(--space-6);
  margin: var(--space-8) 0;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--color-text);
}
.prose code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  padding: 0.15em 0.35em;
  background: var(--color-surface-offset);
  border-radius: var(--radius-sm);
}

/* ---------- Sticky sub-nav for product pages ---------- */

.sub-nav {
  position: sticky;
  top: 68px;
  z-index: 40;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
}

.sub-nav-inner {
  display: flex;
  overflow-x: auto;
  gap: var(--space-6);
  padding: var(--space-3) clamp(1.25rem, 3vw, 2.5rem);
  max-width: var(--content-wide);
  margin-inline: auto;
  scrollbar-width: none;
}
.sub-nav-inner::-webkit-scrollbar {
  display: none;
}

.sub-nav a {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  white-space: nowrap;
}
.sub-nav a:hover,
.sub-nav a[aria-current='page'] {
  color: var(--color-text);
}

/* ---------- Scroll reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ---------- Utility ---------- */

.text-amber {
  color: var(--color-amber);
}
.text-center {
  text-align: center;
}
.mx-auto {
  margin-inline: auto;
}
.divider {
  height: 1px;
  background: var(--color-divider);
  width: 100%;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  background: var(--color-surface-offset);
  color: var(--color-text-muted);
  font-weight: 500;
  border: 1px solid var(--color-border);
}

.pill-amber {
  background: var(--color-amber-highlight);
  color: var(--color-amber);
  border-color: transparent;
}

.pill-dot::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-amber);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-amber) 25%, transparent);
}

/* ---------- Data flow illustration (SVG) ---------- */

.illustration-frame {
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.illustration-frame .caption {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: var(--space-4);
}

/* ---------- Terminal-style block ---------- */

.console {
  background: #0a0e16;
  color: #d8d2c5;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.6;
  padding: var(--space-5);
  border-radius: var(--radius-md);
  overflow-x: auto;
  border: 1px solid #1e2537;
}
.console .muted-line {
  color: #6a7184;
}
.console .good-line {
  color: #7fb08a;
}
.console .warn-line {
  color: #e6b36a;
}
.console .num-line {
  color: #d8d2c5;
  font-variant-numeric: tabular-nums;
}

/* ---------- Layout helpers ---------- */

/* .stack-top: attach a grid/flex row beneath a section-header with consistent top spacing */
.stack-top {
  margin-top: clamp(var(--space-8), 4vw, var(--space-12));
}

/* .choice: radio-button rows for form fieldsets */
.choice {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  cursor: pointer;
  transition:
    border-color var(--transition-interactive),
    background var(--transition-interactive);
  font-size: var(--text-sm);
}

.choice:hover {
  border-color: var(--color-text);
}

.choice input[type='radio'] {
  accent-color: var(--color-amber, var(--color-primary));
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.choice:has(input:checked) {
  border-color: var(--color-text);
  background: var(--color-surface-offset);
}

fieldset.field {
  border: none;
  padding: 0;
  margin: 0;
}

fieldset.field legend {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-1);
  padding: 0;
}

/* Horizontal scroll hint for wide tables on narrow viewports */
@media (max-width: 700px) {
  .compare-table th,
  .compare-table td {
    white-space: normal;
    min-width: 180px;
  }
  .compare-table tbody th {
    min-width: 240px;
  }
}

/* ============================================================
   Product UI Mocks
   Realistic product screenshots built in HTML/CSS
   Used on home + product pages
   ============================================================ */

.ui-mock {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow:
    0 1px 2px rgba(15, 26, 46, 0.04),
    0 12px 40px -12px rgba(15, 26, 46, 0.18);
  font-family: var(--font-sans);
  color: var(--color-text);
  position: relative;
  isolation: isolate;
}

[data-theme='dark'] .ui-mock {
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.4),
    0 20px 60px -20px rgba(0, 0, 0, 0.6);
}

/* Titlebar: macOS-style dots + breadcrumb */
.ui-mock .ui-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 10px 14px;
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
}

.ui-mock .ui-dots {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.ui-mock .ui-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(15, 26, 46, 0.15);
}
[data-theme='dark'] .ui-mock .ui-dots span {
  background: rgba(245, 239, 228, 0.12);
}
.ui-mock .ui-crumb {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ui-mock .ui-crumb strong {
  color: var(--color-text);
  font-weight: 500;
}

/* Inside padding for content sections */
.ui-mock .ui-body {
  padding: var(--space-5) var(--space-6);
}

/* Sub-header with title + filter pills */
.ui-mock .ui-sub {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}
.ui-mock .ui-sub h3 {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.01em;
}
.ui-mock .ui-pill-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.ui-mock .ui-pill {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  padding: 4px 9px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  background: transparent;
}
.ui-mock .ui-pill.is-active {
  background: var(--color-text);
  color: var(--color-surface);
  border-color: var(--color-text);
}
.ui-mock .ui-pill.is-warn {
  background: rgba(232, 168, 92, 0.14);
  color: #8a5a1a;
  border-color: rgba(232, 168, 92, 0.4);
}
[data-theme='dark'] .ui-mock .ui-pill.is-warn {
  color: #e8a85c;
  background: rgba(232, 168, 92, 0.1);
}
.ui-mock .ui-pill.is-good {
  background: rgba(56, 122, 82, 0.1);
  color: #2e6b46;
  border-color: rgba(56, 122, 82, 0.3);
}
[data-theme='dark'] .ui-mock .ui-pill.is-good {
  color: #7fb08a;
  background: rgba(127, 176, 138, 0.08);
}

/* Data table */
.ui-mock .ui-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}
.ui-mock .ui-table th,
.ui-mock .ui-table td {
  padding: 11px 14px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}
.ui-mock .ui-table th {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border);
}
.ui-mock .ui-table td.num,
.ui-mock .ui-table th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.ui-mock .ui-table tr:last-child td {
  border-bottom: none;
}
.ui-mock .ui-table tr.is-variance td {
  background: rgba(232, 168, 92, 0.07);
}
.ui-mock .ui-table .delta-neg {
  color: #b04e3a;
  font-weight: 500;
}
.ui-mock .ui-table .delta-pos {
  color: #2e6b46;
  font-weight: 500;
}
[data-theme='dark'] .ui-mock .ui-table .delta-neg {
  color: #e08870;
}
[data-theme='dark'] .ui-mock .ui-table .delta-pos {
  color: #7fb08a;
}

.ui-mock .ui-table .ui-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.05em;
  padding: 2px 7px;
  border-radius: 4px;
  text-transform: uppercase;
  border: 1px solid var(--color-border);
}
.ui-mock .ui-table .ui-tag.warn {
  color: #8a5a1a;
  background: rgba(232, 168, 92, 0.14);
  border-color: rgba(232, 168, 92, 0.3);
}
.ui-mock .ui-table .ui-tag.good {
  color: #2e6b46;
  background: rgba(56, 122, 82, 0.1);
  border-color: rgba(56, 122, 82, 0.25);
}
.ui-mock .ui-table .ui-tag.muted {
  color: var(--color-text-muted);
}
[data-theme='dark'] .ui-mock .ui-table .ui-tag.warn {
  color: #e8a85c;
  background: rgba(232, 168, 92, 0.1);
}
[data-theme='dark'] .ui-mock .ui-table .ui-tag.good {
  color: #7fb08a;
  background: rgba(127, 176, 138, 0.08);
}

/* Sidebar layout inside ui-mock */
.ui-mock.has-side {
  display: grid;
  grid-template-columns: 180px 1fr;
}
.ui-mock.has-side .ui-side {
  background: var(--color-surface-2);
  border-right: 1px solid var(--color-border);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ui-mock .ui-side-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--color-text-muted);
}
.ui-mock .ui-side-item.is-active {
  background: var(--color-surface);
  color: var(--color-text);
  font-weight: 500;
  box-shadow: 0 1px 2px rgba(15, 26, 46, 0.04);
}
.ui-mock .ui-side-item .ui-badge {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 3px;
  background: rgba(232, 168, 92, 0.18);
  color: #8a5a1a;
}
[data-theme='dark'] .ui-mock .ui-side-item .ui-badge {
  background: rgba(232, 168, 92, 0.14);
  color: #e8a85c;
}
.ui-mock .ui-side-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: var(--space-3) 10px var(--space-1);
  margin-top: var(--space-2);
  border-top: 1px solid var(--color-border);
}
.ui-mock .ui-side-label:first-child {
  margin-top: 0;
  border-top: none;
  padding-top: 2px;
}

/* Stat row inside ui-mock */
.ui-mock .ui-stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-1);
  padding: var(--space-4) var(--space-2);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.ui-mock .ui-stat {
  padding: 0 var(--space-4);
  border-right: 1px solid var(--color-border);
}
.ui-mock .ui-stat:last-child { border-right: none; }
.ui-mock .ui-stat .ui-stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}
.ui-mock .ui-stat .ui-stat-value {
  font-family: var(--font-display, var(--font-sans));
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.ui-mock .ui-stat .ui-stat-delta {
  font-family: var(--font-mono);
  font-size: 11px;
  margin-top: 4px;
}

/* Waterfall bars (for margin mock) */
.ui-mock .ui-waterfall {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  padding: var(--space-6);
  height: 260px;
  background: var(--color-surface-2);
}
.ui-mock .ui-waterfall .ui-bar {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  gap: 6px;
  min-width: 0;
  height: 100%;
  padding: 0;
  background: transparent;
  border: none;
  font-family: inherit;
  font-size: inherit;
  letter-spacing: normal;
  color: inherit;
}
.ui-mock .ui-waterfall .bar-shape {
  width: 100%;
  border-radius: 3px 3px 0 0;
  background: var(--color-text);
  transition: all var(--transition-interactive);
}
.ui-mock .ui-waterfall .ui-bar.bar-neg .bar-shape { background: #c97a65; }
.ui-mock .ui-waterfall .ui-bar.bar-pos .bar-shape { background: var(--color-amber, #e8a85c); }
.ui-mock .ui-waterfall .ui-bar.bar-total .bar-shape { background: var(--color-text); }
.ui-mock .ui-waterfall .bar-label {
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
  text-align: center;
  line-height: 1.2;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-top: 6px;
}
.ui-mock .ui-waterfall .bar-value {
  font-family: var(--font-mono);
  font-size: 10px;
  font-variant-numeric: tabular-nums;
  color: var(--color-text);
  margin-bottom: 4px;
}

/* Pipeline (ingestion mock) */
.ui-mock .ui-pipeline {
  padding: var(--space-6);
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: var(--space-3);
  align-items: stretch;
}
.ui-mock .ui-step {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.ui-mock .ui-step-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.ui-mock .ui-step-items {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
}
.ui-mock .ui-step-items span {
  display: flex;
  justify-content: space-between;
  padding: 2px 0;
  border-bottom: 1px dashed var(--color-border);
}
.ui-mock .ui-step-items span:last-child { border-bottom: none; }
.ui-mock .ui-step-items i {
  font-style: normal;
  color: var(--color-text-muted);
}
.ui-mock .ui-arrow {
  align-self: center;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

/* Portal mock: cards grid */
.ui-mock .ui-cards {
  padding: var(--space-5);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
.ui-mock .ui-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.ui-mock .ui-card .ui-card-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.ui-mock .ui-card .ui-card-value {
  font-family: var(--font-display, var(--font-sans));
  font-size: 20px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}
.ui-mock .ui-card .ui-card-sub {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* Channel billing mock: invoice list */
.ui-mock .ui-invoice-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 0.8fr 0.6fr;
  gap: var(--space-3);
  padding: 11px var(--space-5);
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
  align-items: center;
}
.ui-mock .ui-invoice-row:last-child { border-bottom: none; }
.ui-mock .ui-invoice-row .primary {
  font-weight: 500;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ui-mock .ui-invoice-row .primary .sub {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--color-text-muted);
  font-weight: 400;
}
.ui-mock .ui-invoice-row .amount {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

/* Portal: reveal-on-scroll parallax effect can reuse .reveal */

/* Mobile: simplify mocks */
@media (max-width: 720px) {
  .ui-mock.has-side { grid-template-columns: 1fr; }
  .ui-mock.has-side .ui-side { display: none; }
  .ui-mock .ui-pipeline { grid-template-columns: 1fr; }
  .ui-mock .ui-pipeline .ui-arrow { display: none; }
  .ui-mock .ui-cards { grid-template-columns: 1fr; }
  .ui-mock .ui-invoice-row { grid-template-columns: 1fr 1fr; row-gap: 4px; }
  .ui-mock .ui-invoice-row .amount { text-align: left; }
  .ui-mock .ui-body { padding: var(--space-4); }
  .ui-mock .ui-waterfall { height: 180px; padding: var(--space-4); }
  .ui-mock .ui-waterfall .bar-label { font-size: 8px; }
}

/* ============================================================
   Integration logo tiles
   ============================================================ */
.logo-wall {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.logo-wall .logo-cell {
  background: var(--color-surface);
  padding: var(--space-5) var(--space-3);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 90px;
  transition: background var(--transition-interactive);
}
.logo-wall .logo-cell:hover {
  background: var(--color-surface-2);
}
.logo-wall .logo-cell svg,
.logo-wall .logo-cell img {
  max-width: 100%;
  max-height: 28px;
  opacity: 0.78;
  filter: grayscale(1);
  transition: opacity var(--transition-interactive), filter var(--transition-interactive);
}
.logo-wall .logo-cell:hover svg,
.logo-wall .logo-cell:hover img {
  opacity: 1;
  filter: none;
}
.logo-wall .logo-cell .logo-text {
  font-family: var(--font-display, var(--font-sans));
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--color-text);
  opacity: 0.7;
}
.logo-wall .logo-cell:hover .logo-text {
  opacity: 1;
}

/* ============================================================
   AI illustration wrapper
   Frame the AI images consistently with brand treatment
   ============================================================ */
.ai-illus {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  aspect-ratio: 16 / 9;
}
.ai-illus img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.ai-illus.portrait { aspect-ratio: 4 / 3; }
.ai-illus.square { aspect-ratio: 1 / 1; }

[data-theme='dark'] .ai-illus img {
  opacity: 0.92;
}

/* Tweaks: don't wrap tags in ui-table */
.ui-mock .ui-table .ui-tag {
  white-space: nowrap;
}
/* Column widths for the reconciliation mock */
.ui-mock .ui-table th:nth-child(1),
.ui-mock .ui-table td:nth-child(1) { width: 22%; }
.ui-mock .ui-table th:nth-child(2),
.ui-mock .ui-table td:nth-child(2) { width: 14%; }
.ui-mock .ui-table th.num,
.ui-mock .ui-table td.num { width: 12%; }

/* Disable fractions feature in display-font contexts to avoid ".60" rendering as fraction */
.ui-stat-value,
.ui-card-value {
  font-feature-settings: 'tnum' 1, 'frac' 0;
}

/* ==========================================================================
   Flow diagram animated packets (hero SVG)
   ========================================================================== */
.flow-packets .pkt {
  filter: drop-shadow(0 0 2px rgba(232, 168, 92, 0.55));
}
@media (prefers-reduced-motion: reduce) {
  .flow-packets { display: none; }
}

/* ==========================================================================
   Flow Film section (home — vendor feeds → single bill)
   ========================================================================== */
.flow-film {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(var(--space-10), 5vw, var(--space-16));
  align-items: center;
}
@media (max-width: 900px) {
  .flow-film { grid-template-columns: 1fr; }
}
.flow-film__copy > * + * { margin-top: var(--space-4); }
.flow-film__copy .display { margin-top: var(--space-3); }
.flow-film__copy .lede { margin-top: var(--space-5); }

.flow-film__steps {
  list-style: none;
  padding: 0;
  margin-top: var(--space-8);
  border-left: 1px solid var(--color-border);
}
.flow-film__steps li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: var(--space-4);
  padding: var(--space-4) 0 var(--space-4) var(--space-5);
  align-items: baseline;
}
.flow-film__steps li + li {
  border-top: 1px solid var(--color-border);
}
.flow-film__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-amber);
  letter-spacing: 0.12em;
  font-weight: 600;
}
.flow-film__step {
  color: var(--color-text);
  font-size: var(--text-base);
  line-height: 1.55;
}
.flow-film__step strong {
  font-weight: 600;
  color: var(--color-text);
}

.flow-film__video {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  position: relative;
  aspect-ratio: 16 / 9;
  box-shadow: 0 20px 50px -28px rgba(15, 26, 46, 0.35);
}
.flow-film__video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.flow-film__caption {
  position: absolute;
  left: var(--space-4);
  bottom: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-bg);
  background: rgba(15, 26, 46, 0.78);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  letter-spacing: 0.06em;
  backdrop-filter: blur(4px);
}

/* Ensure hero flow SVG scales to its container */
.flow-diagram {
  display: block !important;
}
.flow-svg {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}